[DevTools] Respond with a close frame

chrome/browser/devtools/device/android_web_socket.cc

Index: chrome/browser/devtools/device/android_web_socket.cc
diff --git a/chrome/browser/devtools/device/android_web_socket.cc b/chrome/browser/devtools/device/android_web_socket.cc
index 4fa23fc0f939300b729fd215ba39d18ed0a8483b..616732a476a8abb4843a0cea06e8e44949021bf6 100644
--- a/chrome/browser/devtools/device/android_web_socket.cc
+++ b/chrome/browser/devtools/device/android_web_socket.cc
@@ -23,6 +23,7 @@ using net::WebSocket;
 namespace {
 
 const int kBufferSize = 16 * 1024;
+const char kCloseResponse[] = "\x88\x80\x2D\x0E\x1E\xFA";
 
 }  // namespace
 
@@ -102,15 +103,22 @@ class AndroidDeviceManager::AndroidWebSocket::WebSocketImpl {
       parse_result = encoder_->DecodeFrame(
           response_buffer_, &bytes_consumed, &output);
     }
+    if (parse_result == WebSocket::FRAME_CLOSE)
+      SendCloseResponse();
 
-    if (parse_result == WebSocket::FRAME_ERROR ||
-        parse_result == WebSocket::FRAME_CLOSE) {
+    if (parse_result == WebSocket::FRAME_ERROR) {
       Disconnect();
       return;
     }
     Read(io_buffer);
   }
 
+  void SendCloseResponse() {
+    request_buffer_ += kCloseResponse;
+    if (request_buffer_.length() == arraysize(kCloseResponse) - 1)
+      SendPendingRequests(0);
+  }
+
   void SendPendingRequests(int result) {
     DCHECK(thread_checker_.CalledOnValidThread());
     if (result < 0) {